InChI=1/C16H16N4O3/c1-21-11-6-4-10(5-7-11)12-14(8-17)13(19)20-16(22-2,23-3)15(12,14)9-18/h4-7,12H,1-3H3,(H2,19,20)/t12-,14+,15+/m0/s1/f/h19H2 72AC021C47170686